Electronic control board removal, A caution, N 1 i – Carrier 1995 Room Air User Manual

Page 6

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Fig. 10 — Escutcheon Piste Open

LIQUID CRYSTAL
DISPLAY (LCD)

AIR SWEEP
MOTOR CAM

WIRE TIE

Fig. 11 — Control Box Removed from Unit

Fig. 12 — Relay Board Stand-Offs

Electronic Control Board Removal

1 Remove chassis from casing See Chassis Removal in

structions, page 4

2 Remove control box See Control Box Removal instruc

tions, page 5

3 Cut wire tie holding the service cord See Fig 11

4 Gently lift tabs holding LCD (liquid crystal display) board

to rear side of escutcheon plate and lemove board See

Fig 13

5 Release pressure on relay board stand-offs (Fig 12) at

control box, lemove relay board Save stand-offs for
reassembly

6 Disconnect air sweep motor wire leads See Fig 14

CAUTION

When replacing electronic control board, be sure the
flying wire is attached to the 220 V voltage connection
or electronic control board will be damaged See

Fig 15

7 Attach the flying wire to the 220-V voltage connection

It is important to connect flying wire correctly or elec
tronic control board will be damaged See Fig 15

8 Reverse above procedure for reassembly

Fig. 13 - Liquid Crystal Display (LCD) Board

AIR SWEEP

MOTOR

AIR SWEEP MOTOR
WIRE LEADS

n 1

i ^

SERVICE CORD

Fig. 14 — Electronic Control Board

Removed from Control Box